Granted Patent
Utility
US 4,834,739 · App. 07/134,423
External feminine protection device with skid-resistant coating for holding the device in place
Inventors:
Paul M. Linker, Ruth A. Lachapell
Patented Case
View Patent ↗
Granted: May 30, 1989
Filed: Dec 17, 1987
Inventors
Paul M. Linker
Ruth A. Lachapell
Assignee (at issue)
Kimberly-Clark Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.